A beautiful, dense forest in the shadow of Mount Fuji, with a tragic reputation.

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

An alchemist's "magic door" stands in the middle of a Roman park.

An acoustic anomaly with a mysterious cause.

The world's largest collection of witchcraft regalia.

A whimsical village of unique treehouses resides in a Washington forest.

Couple's personal collection of pinball machines turned public pinball museum.

A scandalous Art Nouveau collaboration that set Paris all atwitter at the turn of the century.

This natural wonder drops 16 stories straight down through rare flora and streaming waterfalls.

A historic neighborhood church is reborn as a psychedelic arts collective.

House of vintage taxidermy and Steampunk sculptures in a quiet Pittsburgh neighborhood.

Seattle's own bad art museum located inside Cafe Racer.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

A surreal museum of extraordinary industrial objects.

Staves, storm-calling, and of course, necropants.

A counter-culture bookstore like no other hides in plain sight in the streets of Paris.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

Medical and zoological curiosities for sale.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

Catacombs turned marketplace.

This semi-secret storybook hedge maze is also the oldest garden in the city.

A little slice of Japan and its aesthetics in London's Holland Park.

One person's lost luggage is another person's treasure.

A collection of Witchcraft artifacts and occult paraphernalia started by the leader of the Long Island Coven.